CVE-2026-58517 | Improper neutralization of input terminators vulnerability i… | CVSS 6.9 MEDIUM

Description

Improper neutralization of input terminators vulnerability in The Wikimedia Foundation Mediawiki - WikiLambda Extension allows Authentication Bypass. This issue affects Mediawiki - WikiLambda Extension: from * before 1.43.9,1.44.6,1.45.4.

Metadata

CVE ID: CVE-2026-58517
State: PUBLISHED
Assigner: wikimedia-foundation
Reserved: 2026-07-01 03:40 UTC
Published: 2026-07-01 18:23 UTC
Last updated: 2026-07-01 18:35 UTC
Primary CWE: CWE-288
CWE-288 Authentication bypass using an alternate path or cha…
Vendor / Product: The Wikimedia Foundation / Mediawiki - WikiLambda Extension
Sources: cve.org · NVD

Severity & Metrics

6.9 MEDIUM CVSS 4.0

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: partial

Affected products (1)

Vendor	Product	Platform	Versions
The Wikimedia Foundation	Mediawiki - WikiLambda Extension	—	* < 1.43.9,1.44.6,1.45.4

Weakness (CWE)

CWE	Source	Description
CWE-288	cna	CWE-288 Authentication bypass using an alternate path or channel

CVSS scores (1)

Score	Severity	Version	Source	Vector
6.9	MEDIUM	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L

References (2)